Thortech Thunderbolt 850 W Power Supply Review

Main Specifications

The main specifications for the Thortech Thunderbolt 850 W power supply include:

• Standards: ATX12V 2.3 and EPS12V 2.91
• Nominal labeled power: 850 W
• Measured maximum power: 990.4 W at 46.9° C ambient
• Labeled efficiency: Up to 90% at 115 V and up to 92% at 230 V, 80 Plus Gold certification
• Measured efficiency: Between 86.3% and 90.3%, at 115 V (nominal, see complete results for actual voltage)
• Active PFC: Yes
• Modular Cabling System: Yes
• Motherboard Power Connectors: One 20/24-pin connector, one EPS12V connector, and two ATX12V connectors that together form an EPS12V connector on separate cables, all permanently attached to the power supply
• Video Card Power Connectors: Four six/eight-pin connectors on separate cables, modular cabling system
• SATA Power Connectors: 12 on four cables, three cables on modular cabling system, one cable permanently attached to the power supply
• Peripheral Power Connectors: Six on two cables, modular cabling system
• Floppy Disk Drive Power Connectors: One
• Protections (as listed by the manufacturer): Over voltage (OVP), under voltage (UVP), over current (OCP), over power (OPP), over temperature (OTP), and short-circuit (SCP) protections
• Are the above protections really available? Yes.
• Warranty: Five years
• More Information: https://www.thortechpower.com
• MSRP in the US: USD 180.00